Indole-3-butyric AcidA plant hormone in the auxin family

Indole-3-butyric Acid (CAS 133-32-4)

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Application: A plant hormone in the auxin family
CAS Number: 133-32-4
Molecular Weight: 203.24
Molecular Formula: C12H13NO2
Supplemental Information: This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
* Refer to Certificate of Analysis for lot specific data (including water content).
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Indole-3-butyric Acid is a plant hormone in the auxin family and is an ingredient in many commercial plant rooting horticultural products.

Physical State :
Solubility :
Soluble in ketones, ethanol (50 mg/mL), water (0.25 g/l), methanol, Benzene, ether, Acetone, and DMSO (≥41 mg/mL ). Insoluble in chloroform.
Storage :
Store at 4° C
Melting Point :
123-125° C
Boiling Point :
426.56° C at 760 mmHg (Predicted)
Density :
1.25 g/cm3 (Predicted)
Refractive Index :
n20D 1.65 (Predicted)
IC50 :
Taste receptor type 1 member 3: IC50 = >1000 µM (human); Taste receptor type 1 member 2: IC50 = >1000 µM (human)
pK Values :
pKa: 4.83
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
Transport :
UN 2811, Class 6.1, Packing group III
PubChem CID :
Merck Index :
14: 4965
MDL Number :
EC Number :
Beilstein Registry :

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Certificate of Analysis

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Asked by: marianabomfims
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Answered by: Technical Support
Date published: 2019-01-26
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